agenttesla | b67c389fc71d512caba10e28fb950648a2971e42581698e1191f7583da2b8309

Analysis

max time kernel
130s
max time network
197s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
09-12-2022 14:25

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General

Target

Pro-forma_invoice9122022.exe
Size

455KB
MD5

9c9543736a245130d2219c23d8e96394
SHA1

24f2edb6cbf12276e97ba83106de5739a195e96a
SHA256

b67c389fc71d512caba10e28fb950648a2971e42581698e1191f7583da2b8309
SHA512

9bc6a6beb1105e9df254228f9970fc0f4d36016824790feba85eb520c947e87d1d465c9367b05454f7d669c3ed03c60da159b47a7c5378dc823d08ac02eba62c
SSDEEP

12288:bbufg79EqZIAD8OEUMSejdxjmxHFyMsjDWGe:mfghxe2iUMSejdMHI3nW7

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.pumaelektrik.com
Port:
587
Username:
[email protected]
Password:
cspen@#$123
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

CasPol.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Pro-forma_invoice9122022.exe

description pid process target process

PID 2256 set thread context of 1668 2256 Pro-forma_invoice9122022.exe CasPol.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

CasPol.exe

pid process

1668 CasPol.exe
1668 CasPol.exe
1668 CasPol.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

CasPol.exe

description pid process

Token: SeDebugPrivilege 1668 CasPol.exe

description	pid	process	target process
PID 2256 set thread context of 1668	2256	Pro-forma_invoice9122022.exe	CasPol.exe

pid	process
1668	CasPol.exe
1668	CasPol.exe
1668	CasPol.exe

description	pid	process
Token: SeDebugPrivilege	1668	CasPol.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Pro-forma_invoice9122022.exe

description	pid	process	target process
PID 2256 wrote to memory of 1668	2256	Pro-forma_invoice9122022.exe	CasPol.exe
PID 2256 wrote to memory of 1668	2256	Pro-forma_invoice9122022.exe	CasPol.exe
PID 2256 wrote to memory of 1668	2256	Pro-forma_invoice9122022.exe	CasPol.exe
PID 2256 wrote to memory of 1668	2256	Pro-forma_invoice9122022.exe	CasPol.exe
PID 2256 wrote to memory of 1668	2256	Pro-forma_invoice9122022.exe	CasPol.exe
PID 2256 wrote to memory of 1668	2256	Pro-forma_invoice9122022.exe	CasPol.exe
PID 2256 wrote to memory of 1668	2256	Pro-forma_invoice9122022.exe	CasPol.exe
PID 2256 wrote to memory of 1668	2256	Pro-forma_invoice9122022.exe	CasPol.exe

outlook_office_path 1 IoCs

Processes:

CasPol.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe

outlook_win_path 1 IoCs

Processes:

CasPol.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe

C:\Users\Admin\AppData\Local\Temp\Pro-forma_invoice9122022.exe
"C:\Users\Admin\AppData\Local\Temp\Pro-forma_invoice9122022.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2256
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1668

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/1668-135-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1668-136-0x000000000043242E-mapping.dmp

Download
memory/1668-138-0x0000000005900000-0x0000000005EA4000-memory.dmp

Filesize
5.6MB

Download
memory/1668-139-0x0000000005350000-0x00000000053EC000-memory.dmp

Filesize
624KB

Download
memory/1668-140-0x00000000060F0000-0x0000000006156000-memory.dmp

Filesize
408KB

Download
memory/1668-141-0x0000000006420000-0x0000000006470000-memory.dmp

Filesize
320KB

Download
memory/1668-142-0x0000000006600000-0x0000000006692000-memory.dmp

Filesize
584KB

Download
memory/1668-143-0x0000000006920000-0x000000000692A000-memory.dmp

Filesize
40KB

Download
memory/2256-132-0x000001FD19040000-0x000001FD190B6000-memory.dmp

Filesize
472KB

Download
memory/2256-133-0x00007FFA781D0000-0x00007FFA78C91000-memory.dmp

Filesize
10.8MB

Download
memory/2256-134-0x00007FFA781D0000-0x00007FFA78C91000-memory.dmp

Filesize
10.8MB

Download
memory/2256-137-0x00007FFA781D0000-0x00007FFA78C91000-memory.dmp

Filesize
10.8MB

Download